Finance Help

Financing options available for qualified customers using a Tractor Supply Personal Credit Card. Additional details and credit card application available at checkout.

6 Months Financing on Purchases $199 and up*

12 Months Financing on Purchases $399 and up*

36 Payments - 3.99% APR on Purchases $1,299 and up**

48 Payments - 3.99% APR on Purchases $6,999 and up**
OR 5% OFF any Purchases of $1,299 and up***

*With credit approval on qualifying purchases on a Tractor Supply Personal Credit Card. Terms and conditions apply. Details and credit card application available at checkout or at TractorSupply.com/Credit

**3.99% APR on purchases $1,299 and up, subject to credit approval for qualifying purchases made on the Tractor Supply Personal Credit Card from 09/01/18 – 12/31/18 until balance is paid in full. Monthly payments required. If you have other balances or late payments on your account, the number of monthly payments advertised may not pay off the balance. May not be combined with any other credit promotion offer.

***5% OFF on purchases of $1299 or more when purchased on Tractor Supply Personal Credit Card. Valid through 12/31/18; may not be combined with any other credit promotion offer and is subject to credit approval. Not valid with any other coupons, discounts or prior purchases. Not valid on TSC gift cards, Power Plus warranties, delivery services, Bad Boy and Cub Cadet products. Does not apply to taxes, shipping or Online Parts Store. Other exclusions may apply.

Special Offer

&plus;More Great Deals

Quantity

Autoship

Delivery Options for

Standard Delivery

This item will ship within 7 days.

Not carried in stores

Create a new Wish List

Type a name for your new list.

Wish list created successfully.

Wish list created successfully.

THIS ITEM HAS BEEN SUCCESSFULLY ADDED.

Item Information

The Riverstone Monticello 4 ft. x 8 ft. Black Greenhouse Extension Kit is specifically designed for the Monticello line of greenhouses. The idea is simple as your gardening greenhouse needs grow so can your greenhouse. The 4 ft. extension kit allows for the expansion of your greenhouse. The design and installation is simple and takes under 2 hours to assemble. The Monticello is proudly made in the USA from start to finish. Each 4 ft. extension kit comes includes a 2 ft. x 2 ft. roof vent with automatic opener and gutters. When ordering your extension kit, make sure that the color matches your existing greenhouse.

97 in. x 97 in. x 90 in.

Quick assembly construction

Integrated flush base design

High impact UV stable 8mm twin wall polycarbonate walls and roof

Heavy-duty extruded aluminum frame construction

Black electrostatically-painted frame

2 ft. x 2 ft. roof vent with automatic openers

Integrated dual rain water gutter system

10 year limited warranty

Note: This product may require up to 7 additional days for order processing prior to shipping

PRICE DETAILS

To see the price:
Depending on the manufacturer, you will need to add the item to your cart and perhaps begin the checkout process. You will not be required to complete the purchase. You can remove it from your cart at any time.

Why don't we show the price?
Some manufacturers restrict how we may display prices. In some cases the manufacturer does not allow us to show you the price until further action is taken.